题目选项分析

比较两个句子语法结构语义，选出最佳答案：

So dogged were Frances Perkins' investigations of the garment industry, so persistent her lobbying for wage and hour reform, that Alfred E. Smith and Franklin D. Roosevelt recruited Perkins to work within the government, rather than as a social worker.

So dogged were Frances Perkins' investigations of the garment industry, and lobbying for wage and hour reform was persistent, so that Alfred E. Smith and Franklin D. Roosevelt recruited Perkins to work within the government, rather than as a social worker.